{"product_id":"proof-research-pr15-223-wylde-18-1-8-twist-carbon-fiber-ar-15-barrel-rifle-length-gas","title":"Proof Research PR15 .223 Wylde 18\" 1:8 Twist Carbon Fiber AR-15 Barrel - Rifle Length Gas","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eProof Research PR15\u003c\/span\u003e\u003c\/strong\u003e is a premium \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.223 Wylde\u003c\/span\u003e\u003c\/strong\u003e replacement barrel engineered for the \u003cstrong\u003eAR-15 platform\u003c\/strong\u003e. Built around a stainless steel core and wrapped in Proof's signature \u003cstrong\u003ecarbon fiber\u003c\/strong\u003e jacket, this \u003cstrong\u003e18\"\u003c\/strong\u003e barrel delivers the accuracy of a match-grade steel profile with significantly reduced weight and improved thermal performance over a traditional all-steel contour.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e.223 Wylde\u003c\/strong\u003e chamber is designed to safely fire both \u003cstrong\u003e.223 Remington\u003c\/strong\u003e and \u003cstrong\u003e5.56x45mm NATO\u003c\/strong\u003e ammunition, making it a versatile choice for competition, duty, and recreational use. A \u003cstrong\u003e1:8 twist rate\u003c\/strong\u003e provides consistent bullet stabilization across a broad range of common .223\/5.56 projectile weights.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThis barrel is configured for a \u003cstrong\u003erifle-length\u003c\/strong\u003e direct impingement gas system, with a \u003cstrong\u003e.750\"\u003c\/strong\u003e gas block journal and a \u003cstrong\u003e.093\"\u003c\/strong\u003e gas port. It features \u003cstrong\u003e5-groove\u003c\/strong\u003e rifling for repeatable bullet engagement. Muzzle threading is \u003cstrong\u003e1\/2x28\u003c\/strong\u003e, ready for your choice of muzzle device or sound suppressor.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eFinished in Proof's \u003cstrong\u003ePXT\u003c\/strong\u003e carbon fiber wrap, the PR15 weighs approximately \u003cstrong\u003e1 lb 15 oz\u003c\/strong\u003e, helping shed meaningful weight off the front of your rifle without sacrificing harmonic balance. Whether you are building a precision rig or refreshing a worn factory barrel, the PR15 brings competition-level accuracy to a duty-grade package.\u003c\/span\u003e\u003c\/p\u003e","brand":"Proof Research","offers":[{"title":"Default Title","offer_id":55084223365442,"sku":"198886","price":1140.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_8b58eceb-70dc-45fc-8449-1f5633a44f7c.png?v=1784768814","url":"https:\/\/centerfiresystems.com\/products\/proof-research-pr15-223-wylde-18-1-8-twist-carbon-fiber-ar-15-barrel-rifle-length-gas","provider":"Centerfire Systems","version":"1.0","type":"link"}